Bahnbrücke Zb Zentralbahn Linie 469
Brienz-Interlaken Ost
As part of the cluster project "2018 Line 469 Brienz-Interlaken East", 10 bridges were repaired within 2 months for Zentralbahn AG.
Bridge types: Natural stone viaduct and bridge slab.
The two viaducts have a total length of 50 meters and 150 meters. The bridge slabs have a span of between 6 and 12 meters.
Demolition of the existing ballast trough while preserving the original abutments and arches made of natural stone masonry from 1912-1914.
New construction of concrete ballast troughs including waterproofing (PBD, UHFB), ballast mat and ballast. Bridge superstructure in element construction (prefabricated elements, monolithic bond with in-situ concrete strips or longitudinal prestressing).
Complete replacement of the drainage system and rehabilitation of the natural stone masonry.